When facing an enemy, all soldiers should line up in the front line. Regardless of whether they are generals or not, they must bravely face the battle. "Those who are facing a battle are all arrayed in front." comes from the famous saying in "The Art of War" by Sun Tzu. "Soldiers are a major event of the country, the place of life and death, and the way of survival. They must be observed." This sentence emphasizes the unity and unity in war. *** The importance of resisting the enemy and that every soldier should have a brave and fearless fighting heart. This is also the idea of ??"ending war with war" emphasized in "The Art of War", that is, winning a war through fighting, rather than avoiding war by escaping or other means.